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Although specs are scant at this stage, it uses Azure Cloud and Microsoft Cognitive Services, so it does appear to be quite hardcore, and this is reflected in the choice of Gorilla Glass 3 for the screen.

The announcement explains, "The TrekStor IoT Wearable allows various functions to be reported to the right place without any communicative detours, and messages can be transmitted silently in real-time or verbally via voice messages".

There remains a significant ambivalence about wearables which were at one point seen as the "next big thing". Google's Android Wear 2.0 is rolling out slowly, but other contenders like Pebble have fallen by the wayside - you can now buy a Pebble for around £40.

It appears however that Microsoft and TrekStor think they have found a niche market that could make a return more enticing, and of course lucrative.

Commercial uses for wearables have been among the biggest success stories, with companies like Virgin Atlantic using the ill-fated Google Glass to improve eye contact when talking to first and business class ticket holders, by showing their details in a heads up display controlled by a smart watch, rather than looking down to a terminal.

It's safe to say that the "Judge Dredd helmet" that is Hololens is unlikely to warm customers arriving at check-in in quite the same way.

Computing's Big Data and IoT Summit 2017 and the Big Data and IoT Summit Awards are coming on 17 May 2017.

Find out what construction giant Amey, Lloyds Banking Group, Financial Times and other big names are doing in big data and the Internet of Things.